GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

DEFINITION: Abnormally high shift effort is required to shift the transmission out of the Park (P) position.

1

Did you review the Steering Wheel and Column Description and Operation?

Go to Step 2

Go to Steering Wheel and Column Description and Operation

2

Verify that a high column shift effort is required in order to shift out of the PARK position.

Does the column shifter operate normally?

System OK

Go to Step 3

3

Inspect for worn or worn or damaged automatic transmission range selector shift cable.

Is the transmission range selector shift cable worn or damaged?

Go to Step 6

Go to Step 4

4

Inspect the automatic transmission range selector shift cable for binding or mis-adjustment.

Is the automatic transmission range selector shift cable binding or mis-adjusted?

Go to Step 7

Go to Step 5

5

Inspect the column linear shift assembly for damage.

Is the column linear shift assembly damaged?

Go to Step 8

Go to Step 9

6

Replace the automatic transmission range selector shift cable.

Did you complete the repair?

Go to Step 9

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7

Adjust the automatic transmission range selector shift cable.

Did you complete the repair?

Go to Step 9

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8

Important: If the column linear shift assembly is not serviceable, then the steering column will need to be replaced. Refer to Steering Column Replacement .

Replace the column linear shift assembly, if serviceable.

Did you complete the replacement?

Go to Step 9

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9

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3